| Comacchio to Oxford (Alabama) | 4,986.07 mi (8,024.31 km) |
| Comacchio to Oxford (Mississippi) | 5,103.74 mi (8,213.68 km) |
| Comacchio to Oxford (Ohio) | 4,669.63 mi (7,515.05 km) |
| Comacchio to Oxnard (California) | 6,191.45 mi (9,964.18 km) |
| Comacchio to Oxon Hill (Maryland) | 4,375.91 mi (7,042.34 km) |
| Comacchio to Ozark (Alabama) | 5,076.80 mi (8,170.32 km) |
| Comacchio to Ozark (Missouri) | 5,123.74 mi (8,245.87 km) |
| Comacchio to Pace (Florida) | 5,181.76 mi (8,339.24 km) |
| Comacchio to Pacific Grove (California) | 6,129.40 mi (9,864.31 km) |
| Comacchio to Pacifica (California) | 6,085.80 mi (9,794.15 km) |
| Comacchio to Paducah (Kentucky) | 4,939.47 mi (7,949.30 km) |
| Comacchio to Pahrump (Nevada) | 5,975.93 mi (9,617.34 km) |
| Comacchio to Painesville (Ohio) | 4,430.93 mi (7,130.90 km) |
| Comacchio to Palatine (Illinois) | 4,683.28 mi (7,537.01 km) |
| Comacchio to Palatka (Florida) | 4,985.42 mi (8,023.26 km) |
